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fix: keep chat channel bindings consistent (#16274)

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buua436
2026-06-24 11:51:35 +08:00
committed by GitHub
parent 8d4f4a093b
commit d5d9d19fbe
1 changed files with 7 additions and 3 deletions
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10
api/db/services/conversation_service.py
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@@ -61,10 +61,14 @@ class ConversationService(CommonService):
A chat_channel is bound to a dialog; each end-user chat on that channel
keeps its own conversation history. The conversation is identified by a
deterministic id derived from (channel_id, chat_id) so history persists
across restarts without a back-reference column on the conversation.
deterministic id derived from (dialog_id, channel_id, chat_id) so
history persists across restarts without a back-reference column on the
conversation, while still separating histories when the channel is
re-bound to a different dialog.
"""
conv_id = hashlib.md5(f"{channel_id}:{chat_id}".encode("utf-8")).hexdigest()[:32]
conv_id = hashlib.md5(
f"{dialog_id}:{channel_id}:{chat_id}".encode("utf-8")
).hexdigest()[:32]
conv = cls.model.get_or_none(cls.model.id == conv_id)
if conv is not None:
return conv